| Patents for C07D 501 - Heterocyclic compounds containing 5-thia-1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a ring system of the formula: , e.g. cephalosporins; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring (7,574) |
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| 08/26/1998 | EP0859779A1 Interleukin converting enzyme and apoptosis |
| 08/26/1998 | EP0859768A1 Amine acid salt compounds and process for the production thereof |
| 08/05/1998 | EP0856516A1 Novel bioprocess for preparing 7-aca and 7-adac |
| 08/04/1998 | US5789584 Substituted-pyridinyl cephalosporin antibiotics active against methicillin resistant bacteria |
| 07/30/1998 | WO1998032766A1 SUBSTITUTED AMINO BICYCLIC-β-LACTAM PENAM AND CEPHAM DERIVATIVES AS CYSTEINE PROTEASE INHIBITORS |
| 07/30/1998 | CA2278779A1 Substituted amino bicyclic-.beta.-lactam penam and cepham derivatives as cysteine protease inhibitors |
| 07/29/1998 | EP0854875A1 New cephem compounds |
| 07/29/1998 | EP0580650B1 Novel 2-spirocyclopropyl 4-acylcephems and processes for the preparation thereof |
| 07/23/1998 | WO1998031685A1 Purification process |
| 07/22/1998 | CN1188112A Vinyl pyrrolidine cephalosporins with basic substituents |
| 07/15/1998 | EP0852499A1 Therapeutic azide compounds |
| 07/09/1998 | WO1998029416A1 Cephem compounds |
| 07/09/1998 | CA2276097A1 Cephem compounds |
| 07/08/1998 | EP0851760A1 Interleukin converting enzyme and apoptosis |
| 07/07/1998 | US5777104 Cephem derivatives as anti-metastatic agents |
| 07/07/1998 | US5776926 Cefixime composition |
| 07/02/1998 | WO1998028933A1 Method and apparatus for registering a portable messaging unit in a communication system |
| 07/01/1998 | CN1186494A Antibacterial cephalosporins |
| 06/30/1998 | US5773435 Antitumor agents using cephalosporins |
| 06/24/1998 | EP0849269A1 Vinyl pyrrolidine cephalosporins with basic substituents |
| 06/18/1998 | WO1998025621A1 Improved pharmaceutical compositions |
| 06/17/1998 | CN1184815A Cephalosporin pyridinium derinvatives |
| 06/17/1998 | CN1184814A Production process of cephem compound |
| 06/11/1998 | WO1998024793A1 Use of 7-alkylidene cephalosporins to inhibit elastase activity |
| 06/11/1998 | CA2274023A1 Use of 7-alkylidene cephalosporins to inhibit elastase activity |
| 06/10/1998 | EP0846695A1 Process for the preparation of new intermediates useful in the synthesis of cephalosporins |
| 06/10/1998 | CN1184479A Substrates for beta-lactamase and uses thereof |
| 06/09/1998 | US5763617 Cephalosporins |
| 06/04/1998 | WO1998023621A1 Cephalosporin derivatives |
| 06/04/1998 | CA2272717A1 Cephalosporin derivatives |
| 06/03/1998 | EP0844999A1 Purification process |
| 06/03/1998 | CN1038589C Process for preparing 7 -acyl -3 -(substd. carbamyloxy) cephen compound |
| 06/02/1998 | US5760027 Use of 7-alkylidene cephalosporins to inhibit elastase activity |
| 05/28/1998 | WO1998022469A1 Cephem intermediates and process for producing the same |
| 05/27/1998 | EP0844247A1 Process for producing 3-norcephem compounds |
| 05/27/1998 | EP0529081B1 Use of halogenated beta-lactam compounds for producing 3-hydroxycephem derivatives |
| 05/26/1998 | US5756493 Active against methicillin resistant bacteria |
| 05/20/1998 | EP0842937A2 Process for the preparation of the cephalosporin derivatives cefotaxime and ceftriaxone |
| 05/13/1998 | EP0841339A1 Vinylpyrrolidinon cephalosporin derivatives |
| 05/13/1998 | EP0841338A1 Process for purifying 7-substituted-amino-desacetoxy-cephalosporines through the use of filtration membranes |
| 05/13/1998 | CN1181382A Vinylpyrrolidinon cephalosporin derivatives |
| 05/13/1998 | CN1038327C Process for prepn. of cephalosporin derivative |
| 05/12/1998 | US5750684 Bactericides |
| 05/12/1998 | US5750683 Chemical intermediates for biosynthesis of caphaloisporin antibiotics |
| 05/12/1998 | US5750682 Glutaryl 7-ACA derivatives and processes for obtaining them |
| 05/07/1998 | DE19646550A1 Bio-catalytic fission of a penicillin or cephalosporin G |
| 05/05/1998 | US5747484 Bactericides |
| 04/29/1998 | EP0838465A1 Pyridinium-substituted (lactamylvinyl)cephalosporin derivatives, their preparation and their use as antibiotics |
| 04/22/1998 | CN1179779A Process for recovery of cephalexin |
| 04/22/1998 | CN1179425A Process for purifying cephalexin |
| 04/22/1998 | CA2214677A1 Cephalosporin pyridinium derivatives |
| 04/21/1998 | US5741902 7-acyl-3-(substituted carbamoyloxy) cephem compounds and process for their preparation |
| 04/21/1998 | US5741657 Measuring gene expression |
| 04/15/1998 | EP0835104A1 Use of stat 5 sh2 domain specific compounds to enhance erythropoiesis |
| 04/15/1998 | CN1179161A Clavulanic acid extractim process |
| 04/14/1998 | US5739346 Producing derivatives of 2-(2-aminothizaol-4-yl)-2-methoxy-iminoacetic acid and 1h-tetrazol-1-acetic acid |
| 04/08/1998 | CN1178220A Process for producing cefazolin |
| 04/07/1998 | US5736151 Antibiotic oil suspensions |
| 04/01/1998 | EP0832893A1 Process for the production of cephem compounds |
| 04/01/1998 | EP0832892A1 Process for purifying cephalexin |
| 04/01/1998 | EP0831869A1 Diphosphonate derivatives of therapeutic agents |
| 04/01/1998 | EP0831845A1 Diphosphonate derivatives of therapeutic agents |
| 03/31/1998 | US5734047 Gram-positive antibacterial agent |
| 03/26/1998 | WO1998012200A1 A crystalline substance of cefditoren pivoxyl and the production of the same |
| 03/25/1998 | EP0831156A1 Process for the preparation of 3-alkoxymethylcephems |
| 03/25/1998 | CA2216259A1 Production process of cephem compound |
| 03/24/1998 | USRE35754 Cephem derivatives |
| 03/18/1998 | EP0828744A1 Cephem compounds, their production and use |
| 03/18/1998 | CN1176641A Derivatives of 3-pyrrolidylidene -2 -one -cephalosporines |
| 03/17/1998 | US5728828 Cephalosporins |
| 03/17/1998 | US5728691 Quinolonylcarboxamidocephalosporin derivatives and pharmaceutical compositions containing them |
| 03/17/1998 | CA1339739C Cephem compounds and processes for preparation thereof |
| 03/17/1998 | CA1339738C Process for the preparation of cephem derivatives and entermediates therefor |
| 03/11/1998 | EP0827961A1 Process for the preparation of beta-lactam compounds |
| 03/11/1998 | CN1037683C Triazolylthiomethylthio cephalosporin hydrochloride crystalline hydrate and production of same and its pharmaceutic composition |
| 03/04/1998 | CN1037608C Crystallizing acid addition salt of 3 -cephem -4 -carboxylic acid -1 -(2, 2 -dimethylpropionyloxy) ethyl ester non-emantiomorph prepn process |
| 02/25/1998 | EP0824535A1 Antibacterial cephalosporins |
| 02/25/1998 | CN1174555A Process for preparation of intermediates useful in synthesis of cephalosporins |
| 02/24/1998 | US5721359 Cephalosporin antibiotics |
| 02/19/1998 | WO1998006723A1 Amine salts |
| 02/17/1998 | US5719276 Beta lactam production |
| 02/05/1998 | WO1998004732A1 SYNTHESIS OF β-LACTAM ANTIBACTERIALS USING SOLUBLE SIDE CHAIN ESTERS AND ENZYME ACYLASE |
| 02/05/1998 | WO1998004565A1 Solvent extraction of 3-hydroxymethylcephalosporins |
| 02/05/1998 | WO1998004564A1 Solvent extraction of 3-hydroxymethylcephalosporins |
| 02/05/1998 | CA2253521A1 Synthesis of .beta.-lactam antibacterials using soluble side chain esters and enzyme acylase |
| 02/04/1998 | EP0822195A1 A process for the preparation of cephalosporins |
| 01/27/1998 | US5712266 Cephalosporins |
| 01/26/1998 | CA2211499A1 Methods for the manufacture of amorphous cefuroxime axetil |
| 01/21/1998 | EP0819131A1 Purification process |
| 01/21/1998 | CN1171110A Production of cefotaxime and new sodium salts |
| 01/21/1998 | CN1037063C Preparation method for antibacterial composition of oral administration |
| 01/20/1998 | US5710147 7-benzyloxyimino-cephalosporins |
| 01/20/1998 | US5710146 Antibiotics for bactericides |
| 01/14/1998 | EP0817785A2 Substrates for beta-lactamase and uses thereof |
| 01/13/1998 | US5708165 Cephem compound, its production and its use for producing cephem antibiotics |
| 01/08/1998 | DE19625524A1 New synthetic catechol derivatives and their conjugates with active ingredients e.g. antibiotics |
| 01/07/1998 | EP0815256A1 Process for the preparation of a beta-lactam antibiotic |
| 01/06/1998 | US5705496 Crystalline benzathine salt of cefonicid and its preparation |
| 12/31/1997 | WO1997049670A1 New synthetic catechol derivatives, method for production and use thereof |
| 12/31/1997 | WO1997044000A3 Dna-binding indole derivatives, their prodrugs and immunoconjugates as anticancer agents |